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468857
2020-02-26 02:02
1002
1
H2O ( fe2Cl3)
1.
2. 3. 4 5 6. 7.
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2020-02-29
1.
2.
3.
4. ᠲᠤᠯᠤᠭᠠᠢ ᠪᠠᠨ ᠲᠠᠷᠤᠭᠤᠯᠵᠥ ᠤᠰᠤ ᠤᠭᠤᠬᠤᠬᠤ ᠨᠢ ᠮᠡᠳᠡᠬᠥ ᠴᠤ ᠦᠭᠡᠢ ᠵᠡᠮᠳᠡᠭᠷᠡᠨᠡ ᠂ ᠲᠤᠯᠤᠭᠠᠢ ᠪᠠᠨ ᠤᠭᠢᠶᠠᠵᠤ ᠤᠰᠤ ᠤᠤᠭᠤᠬᠤ ᠨᠢ ᠤᠶᠤᠨᠯᠢᠭ ᠡᠷᠡᠭᠥᠯᠵᠢᠨᠡ᠃